Description Amino AcidConditionally Essential Amino AcidNitric Oxide PrecursorNon-GMOA Dietary SupplementVegetarian/VeganFamily Owned Since 1968GMP Quality AssuredArginine is a conditionally essential basic amino acid involved primarily in urea metabolism and excretion, as well as in DNA synthesis and protein production. It is an important precursor of nitric oxide (NO) and thus plays a role in the dilation of blood vessels. Suggested use Take 1 capsule daily as needed. Take between meals or at bedtime with at least 8 oz. of water or juice to facilitate absorption. Other ingredients Hypromellose (cellulose capsule), microcrystalline cellulose, stearic acid (vegetable source) and silicon dioxide.Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.The L-Arginine used in this product is pharmaceutical grade. Warnings Take this product with at least 8 oz. water or juice. For adults only. Not for pregnant or nursing women. Consult physician if taking medication (especially antihypertensives, anticoagulants, and antidiabetic drugs), have a medical condition (especially asthma or renal disease) or are planning to have surgery. This product should be avoided by persons with glaucoma or herpes simplex unless otherwise prescribed by a physician. Do not use if you have had a myocardial infarction or have established coronary artery disease. Keep out of reach of children.Natural color variation may occur in this product.Store in a cool, dry place after opening. Disclaimer While «EcoHerb» strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by «EcoHerb». Visit manufacturer's website